Transaction not yet indexed

UQu8yfiRbJkLHvecE7WmSATWn8v66y9mimvtU4aZR22YYqPyUbb8k6vX5g4Xh9aW3kctLX3dEMBngESqqbrFvK7

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.